.header-tags {
    display: flex;
    margin: 20px 0;
  }
  .header-tags .item {
    margin-right: 20px;
    padding: 4px 16px;
    font-size: 14px;
    border-radius: 32px;
    line-height: 1.5715;
    border: 1px solid transparent;
    cursor: pointer;
    color: rgba(0, 0, 0, 0.85);
    border-color: #d9d9d9;
  }
  .header-tags .item-focus {
    border-color: #40a9ff;
    color: #40a9ff;
  }

.Courses {
  display: flex;
  width: 100%;
  flex-flow: row wrap;
  justify-content: space-between;
  min-height: 450px;
}
.Courses .Card {
  margin-bottom: 20px;
}